Mass Transfer When the temperature and humidity of air is low, we usually use __________ draft cooling tower. Forced Natural Induced None of these Forced Natural Induced None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer What is the degree of freedom of an absorption process in which only one component is transferred between phases? 3 4 1 2 3 4 1 2 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If the overall efficiency and Murphree plate efficiency are equal, then both the equilibrium and operating lines are Straight Parallel Neither A nor B Both A & B Straight Parallel Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Unsaturated air (with dry bulb temperature and dew point being 35°C and 18°C respectively) is passed through a water spray chamber maintained at 15°C. The air will be cooled And humidified At the same relative humidity And dehumidified with decrease in wet bulb temperature And dehumidified with increase in wet bulb temperature And humidified At the same relative humidity And dehumidified with decrease in wet bulb temperature And dehumidified with increase in wet bulb temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Entrainer used in azeotropic distillation should Form a low boiling azeotrope with one of the constituents of the mixture Have high latent heat of vaporisation Form a new azeotrope of low relative volatility with one of the constituents of the mixture Have high viscosity to provide high tray efficiency Form a low boiling azeotrope with one of the constituents of the mixture Have high latent heat of vaporisation Form a new azeotrope of low relative volatility with one of the constituents of the mixture Have high viscosity to provide high tray efficiency ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Blowdown in a cooling tower All of these Is undesirable Increases the scale forming tendencies of water Means discarding a small fraction of circulating water to prevent and limit the concentration of salt and impurities All of these Is undesirable Increases the scale forming tendencies of water Means discarding a small fraction of circulating water to prevent and limit the concentration of salt and impurities ANSWER DOWNLOAD EXAMIANS APP